Home / 15,415.94-23,109.75-5,552.82

Finding the Fourth Proportional to 15,415.94, 23,109.75 and 5,552.82

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Solution

The fourth proportional to 15,415.94, 23,109.75 and 5,552.82 is: 8,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,415.94 : 23,109.75 = 5,552.82 : x
  2. Step 2: Convert to fraction form
    15,415.94/23,109.75 = 5,552.82/x
  3. Step 3: Cross multiply
    15,415.94x = 23,109.75 × 5,552.82
  4. Step 4: Simplify right side
    15,415.94x = 128,324,282.00
  5. Step 5: Solve for x
    x = 128,324,282.00/15,415.94
  6. Step 6: Final answer
    x = 8,324.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.